H&R 07-09 Mazda Mazdaspeed 3 Sport Spring - 51643-2 fits_2001-2010`Lexus`SC430 but fitment is not guaranteed

but fitment is not guaranteed and modifications may be required

Up to 14 Decibels Louder than Stock Under Heavy Acceleration

7 Liter PL5X

you'll have to consider the health of your plastic expansion tank

Now you need to go all the way to ensure that your WRX is seeing maximum charge temp drops

H&R 07-09 Mazda Mazdaspeed 3 Sport Spring - 51643-2 fits_2001-2010`Lexus`SC430 but fitment is not guaranteedSport Spring kits are H&R's number one selling product. Enhance the look of your vehicle with a reduced fender well gap. H&R'sport Springs lower the vehicle's center of gravity and reduce body roll for better handling. The progressive spring rate design provides superb ride quality and comfort. A lower wind resistance signature will make the vehicle more streamlined and improve gas mileage. If you are only looking to improve one part of your vehicle's